ADA, MINNESOTA

Monthly Total Heating Degree Days

(210018)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
Months with 5 missing days or less use mean for missing day(s)
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1893 2206.00 1950.50 1745.00 1085.69 a 536.00 5.00 l 11.00 15.00 q 271.00 626.00 1280.50 1981.00 11692.69
1894 1983.50 1446.67 a 1025.50 610.00 251.00 28.00 11.22 b 18.00 j 282.00 0.00 z 1326.72 a 1464.50 8429.12
1895 2089.00 1773.15 b 1311.00 442.00 302.50 152.40 e 76.00 66.00 l 281.00 821.00 1274.00 1644.00 10166.05
1896 1850.00 1495.57 a 1537.00 680.00 150.50 32.00 10.00 g 48.00 g 322.00 728.00 1637.00 1587.50 10019.57
1897 749.50 u 1365.00 f 1591.50 617.50 284.50 182.00 11.00 49.00 104.00 554.00 1310.00 1795.79 c 6499.29
1898 1580.00 1464.00 1217.50 595.00 325.50 55.00 h 0.00 z 27.00 o 253.00 769.83 a 1286.00 1768.00 9258.83
1899 1981.79 c 1823.00 1687.00 708.50 346.96 e 58.50 11.50 48.50 291.00 e 468.00 h 858.50 1650.50 9465.75
1900 1591.00 1290.50 h 1387.00 456.50 222.00 95.00 20.50 10.00 315.50 439.00 1373.57 b 1536.05 a 7446.12
1901 1830.00 1683.50 1232.00 600.50 242.00 114.50 8.55 b 64.00 352.50 573.50 767.00 j 1779.00 8480.05
1902 1735.48 a 1524.50 1088.50 706.50 137.50 v 44.50 u 17.00 37.20 a 340.56 c 336.50 o 1084.00 1660.05 a 8193.79
1903 1724.78 b 1617.00 1197.50 641.00 322.52 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1254.83 a 0.00 z 6757.62
1904 0.00 z 1096.50 l 1370.50 0.00 z 0.00 z 0.00 z 0.00 z 44.50 t 288.00 0.00 z 0.00 z 0.00 z 1658.50
1905 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1907 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1910 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1911 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1913 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1914 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1915 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 75.50 329.00 779.00 1134.00 1944.00 4261.50
1917 2137.97 a 1881.50 1335.50 809.50 420.50 198.00 31.50 104.50 293.50 992.00 a 912.00 1995.50 11111.97
1918 2130.50 1592.50 922.00 740.00 412.50 112.50 45.50 29.50 439.00 588.00 994.00 1514.50 9520.50
1919 1592.00 1613.00 1367.00 685.50 296.00 68.50 5.50 62.00 b 225.50 985.00 1121.00 f 1867.00 8767.00
1920 2093.02 a 1688.00 1314.00 954.50 308.50 119.00 37.50 37.00 163.93 b 418.50 1072.50 1491.50 9697.95
1921 1598.05 a 1332.59 a 1233.00 596.50 275.90 a 67.00 8.00 59.50 198.33 c 534.50 1272.32 b 1530.50 8706.20
1922 1775.00 1702.62 b 1146.48 a 676.50 202.50 44.50 f 50.38 c 36.00 207.50 521.50 906.60 e 1778.00 9003.07
1923 1742.50 1688.81 a 1477.00 800.00 320.50 54.50 4.50 116.00 217.50 b 590.00 872.50 1367.21 b 9251.02
1924 2005.00 1366.50 1158.50 764.50 621.00 150.50 45.00 105.00 227.00 i 397.32 a 1091.00 1969.50 9673.82
1925 1776.76 d 1393.91 e 1145.40 b 479.44 c 461.50 87.50 h 62.50 21.00 h 69.50 o 964.62 a 1183.33 c 1651.00 9118.46
1926 1636.80 a 1321.60 c 1345.50 765.00 d 262.50 192.50 27.50 f 49.27 c 351.35 d 603.50 f 1341.72 a 1834.00 9100.24
1927 1841.52 e 1531.50 1118.00 709.00 498.21 c 152.00 56.50 107.00 345.00 e 597.55 b 1256.11 c 2079.87 d 10292.27
1928 1712.50 1457.00 1298.50 863.65 d 207.04 c 160.00 6.41 b 29.00 h 331.00 g 697.50 d 1016.00 1359.00 8777.60
1929 2256.00 1742.46 b 1054.50 706.55 a 504.50 146.00 39.02 b 31.00 402.93 a 638.00 1238.28 a 1731.00 10490.24
1930 2132.05 b 1260.00 1258.00 629.50 395.50 69.50 22.98 b 17.29 e 256.50 708.35 a 1112.50 1497.09 b 9359.26
1931 1500.00 105.50 y 656.00 n 619.00 375.00 51.00 13.50 52.50 128.00 417.50 f 979.00 1410.00 5128.00
1932 1660.50 1563.85 b 1445.50 688.00 297.00 4.00 29.00 29.50 264.50 821.50 c 1279.50 1795.00 9877.85
1933 747.00 q 0.00 z 0.00 z 758.50 278.50 21.00 5.50 38.50 146.50 812.00 1295.00 1909.50 5265.00
1934 1687.00 1529.50 d 1371.00 734.50 206.67 a 68.00 17.50 j 120.50 384.00 522.00 964.00 851.00 n 7587.17
1935 1372.00 l 1232.00 1229.00 824.00 455.18 a 173.00 0.00 93.50 262.50 f 744.55 c 1483.89 c 1655.40 a 7890.53
1936 0.00 z 2244.00 1344.22 b 831.11 c 168.00 93.00 e 0.50 25.50 204.11 b 754.00 1241.50 1569.63 a 8475.58
1937 2261.93 b 1676.00 1370.50 722.00 245.50 96.72 a 12.00 8.78 a 253.00 690.27 a 1177.00 1729.00 10242.71
1938 1869.50 1569.50 950.31 b 662.00 391.50 94.50 4.81 b 17.05 a 169.00 441.50 1244.42 d 1595.95 c 9010.04
1939 1688.00 1886.50 1318.61 c 744.31 a 148.00 92.59 a 11.50 41.52 c 238.00 722.82 a 937.50 1219.16 b 9048.49
1940 1941.12 a 1473.63 b 1410.50 762.00 338.50 110.36 b 16.03 b 87.50 143.50 408.68 a 1214.44 c 1478.38 b 9384.64
1941 1708.74 b 1605.13 e 1280.00 532.24 a 190.00 98.50 19.63 a 36.50 217.50 584.35 a 1044.00 1401.41 b 8718.01
1942 1544.12 b 1448.00 1007.00 513.50 393.04 c 102.69 d 34.74 b 42.37 a 353.79 a 481.69 e 1126.55 a 1773.72 a 8821.21
1943 2055.30 a 1518.74 a 1456.47 b 647.14 b 424.18 a 98.33 c 1.55 a 42.92 e 296.50 490.83 d 1132.76 a 1449.77 a 9614.50
1944 1452.98 d 1578.00 1405.50 737.00 266.00 75.50 23.00 42.50 235.00 533.50 938.50 1565.00 8852.48
1945 1700.87 a 1433.50 948.00 736.00 500.00 150.50 39.00 14.50 304.00 590.00 1121.00 1744.50 9281.87
1946 1762.19 b 1601.50 948.00 595.00 393.00 111.00 43.50 136.00 381.00 762.50 1222.00 1677.00 9632.69
1947 1595.47 a 1591.85 a 1300.00 756.72 a 485.67 a 165.00 c 31.50 19.50 273.50 390.00 1314.00 1696.00 9619.21
1948 1916.00 1695.50 1429.10 a 614.50 278.00 70.50 1.50 7.00 94.50 494.97 a 1061.00 1180.00 h 7662.57
1949 1866.00 1734.44 a 1331.50 536.50 230.00 55.00 f 10.52 c 29.50 258.50 603.39 c 937.00 1706.00 9243.36
1950 1667.50 h 1622.50 1428.00 965.17 a 421.17 b 95.50 i 18.00 h 73.88 a 115.00 c 520.80 a 1209.83 a 1791.28 a 8147.64
1951 1925.00 1410.50 1453.50 726.00 188.00 123.62 a 22.39 d 39.00 292.50 613.05 b 1320.00 a 1800.58 a 9914.14
1952 1883.80 c 1355.50 1332.45 c 521.50 275.50 36.50 10.50 27.00 163.97 a 686.00 981.00 1384.50 8658.21
1953 1627.50 a 1345.00 1118.00 770.17 a 314.00 97.00 19.50 6.00 202.22 c 353.50 900.50 1548.00 8301.39
1954 2068.50 1099.58 d 1249.00 693.00 445.50 70.50 17.00 28.00 235.50 611.45 b 921.21 a 1338.34 b 8777.58
1955 1724.50 1625.50 1519.53 b 424.50 191.50 67.00 6.20 a 9.50 236.00 492.38 a 1366.50 1842.00 9505.12
1956 1783.00 1720.84 a 1394.00 866.00 332.50 21.00 25.50 34.50 294.50 415.00 985.34 a 1506.50 9378.68
1957 1949.50 1484.00 1178.50 721.11 c 277.00 71.00 0.00 31.50 248.79 a 568.50 1084.50 1371.75 a 8986.15
1958 1451.50 1443.00 1047.00 568.33 c 226.00 166.50 43.50 52.00 171.00 491.00 1065.50 1715.85 a 8441.18
1959 1914.00 1557.50 1046.25 a 625.00 324.00 30.00 b 10.69 b 7.50 212.50 732.50 1341.50 1240.50 9041.94
1960 1736.00 1507.48 a 1459.50 688.50 268.00 79.66 a 24.00 7.50 206.50 535.00 1025.69 a 1714.62 b 9252.45
1961 1801.50 1284.00 932.58 a 834.00 381.00 47.59 a 9.62 b 9.00 256.50 519.77 a 1066.15 d 1736.00 a 8877.71
1962 1922.00 a 1653.00 1280.50 754.00 297.00 66.50 5.00 9.00 246.21 a 466.50 921.72 a 1495.23 a 9116.66
1963 1987.00 1486.50 0.00 z 0.00 z 0.00 z 3.00 q 2.58 a 8.50 48.50 48.00 n 606.50 m 1787.00 5320.08
1964 1555.50 1359.00 1372.00 603.50 210.50 111.00 3.50 77.50 304.00 0.00 z 1029.00 1877.00 8502.50
1965 2043.00 1602.00 1528.50 685.00 301.22 a 68.28 a 18.50 61.50 463.50 540.00 1092.32 b 1356.54 d 9760.35
1966 2221.50 1654.00 1087.00 799.82 b 398.50 88.45 a 1.50 74.50 217.50 586.00 1228.50 1644.00 10001.27
1967 1746.00 1740.00 1180.00 769.00 472.00 107.00 30.00 j 74.50 178.00 660.00 1097.50 1600.63 a 9624.63
1968 1836.50 1652.50 1018.00 386.00 h 383.00 82.50 39.50 j 68.00 219.50 580.00 1059.00 1709.50 8608.50
1969 2020.50 1443.00 1487.40 e 582.00 329.00 247.50 14.50 h 10.00 198.50 744.50 1021.00 1490.00 9573.40
1970 2012.70 d 1540.58 d 1436.00 708.50 291.00 f 32.50 10.00 23.00 228.50 574.00 1119.00 1719.50 9404.29
1971 2058.06 d 1498.00 998.50 f 574.82 b 273.83 d 21.00 43.50 l 37.00 207.50 512.00 1076.00 1648.88 b 7907.09
1972 1983.50 1765.98 e 1272.00 731.50 215.50 76.00 48.00 50.50 264.00 671.50 716.50 k 1863.00 8941.48
1973 1653.00 1373.75 d 824.71 b 652.00 278.00 62.00 12.00 4.50 234.00 323.50 g 1163.50 1677.50 7934.96
1974 1980.00 1465.74 e 1313.50 676.00 392.48 c 65.50 2.00 64.50 281.50 525.28 d 1023.00 1354.00 9143.50
1975 1710.00 1527.00 1433.00 851.00 227.50 92.07 a 12.00 28.00 m 251.50 463.50 999.00 1549.00 9115.57
1976 1769.58 a 1226.00 1201.25 e 504.50 250.00 60.50 6.50 12.00 196.50 508.00 i 1221.50 1821.77 a 8270.10
1977 2108.53 b 1354.50 1011.50 421.61 b 64.77 c 27.93 a 4.50 f 78.00 198.00 547.00 1188.50 1422.50 f 7000.34
1978 2090.78 d 1670.85 b 1276.50 667.50 184.00 76.00 18.94 d 25.50 179.00 534.00 1273.00 1818.84 b 9814.91
1979 2206.50 1821.00 1011.50 g 887.00 482.50 81.50 5.37 e 66.00 161.50 646.00 1170.00 1345.00 8872.37
1980 1813.00 1606.91 a 1306.43 c 467.50 194.00 51.50 3.50 g 48.88 e 285.00 656.00 947.00 1588.00 8964.22
1981 1556.50 1242.50 982.81 d 526.00 229.50 47.50 9.00 20.00 249.00 632.73 c 840.00 1626.35 d 7961.90
1982 2174.00 1515.00 1229.50 690.50 181.50 157.50 3.50 69.50 219.00 553.00 1216.00 1339.50 9348.50
1983 1504.50 1171.50 1061.50 661.50 358.50 47.00 13.50 0.00 248.50 595.00 996.00 2036.50 8694.00
1984 1722.50 1113.50 1247.50 536.50 338.00 43.50 15.00 6.00 0.00 z 538.00 1056.50 1726.00 8343.00
1985 1830.50 1513.50 993.50 545.50 156.00 153.50 23.00 68.00 301.55 a 608.00 1443.50 1923.50 9560.05
1986 1630.00 1561.00 1043.50 586.00 248.00 52.00 0.50 68.50 263.00 585.50 1268.00 1383.00 8689.00
1987 1455.50 1055.50 1047.50 398.00 170.00 30.50 14.50 54.00 152.50 675.50 955.50 1401.00 7410.00
1988 1870.50 1657.00 1115.50 596.00 119.50 9.00 4.50 32.00 200.50 670.00 1122.00 1600.63 a 8997.13
1989 1689.00 1776.50 1402.23 a 698.50 229.00 94.00 0.00 20.50 203.50 596.00 1239.00 1912.50 9860.73
1990 1368.00 1323.50 1061.00 673.50 303.00 66.50 14.50 17.50 198.50 594.50 949.50 1583.00 8153.00
1991 1771.50 1185.00 1019.50 488.50 206.00 2.00 5.50 7.50 222.50 679.50 1249.50 1419.00 8256.00
1992 1425.50 1206.00 995.00 682.00 226.00 93.50 65.00 67.50 195.50 571.50 1105.50 1598.50 8231.50
1993 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 34.00 404.50 746.00 1235.50 1589.00 4009.00
1994 2217.00 1778.50 1161.00 671.50 271.50 40.50 14.50 69.50 159.00 491.00 971.50 1418.00 9263.50
1995 1781.47 a 1532.50 1176.97 a 822.50 346.00 48.00 34.00 7.00 270.00 650.00 1349.00 1712.00 9729.43
1996 2143.00 1642.50 1535.50 851.38 a 359.00 77.00 17.50 13.00 220.00 622.00 1464.00 1872.50 10817.38
1997 2034.00 1542.50 1461.00 465.50 i 454.50 8.00 57.50 57.50 117.50 605.00 1272.00 1294.00 8903.50
1998 1746.00 1082.00 1194.50 500.00 160.50 137.00 13.00 1.50 143.00 583.00 1084.50 1516.50 8161.50
1999 1899.27 a 1258.00 1081.50 593.00 241.00 0.00 z 16.00 28.00 300.00 705.00 874.00 1386.00 8381.77
2000 1747.00 1339.50 946.00 709.50 281.30 d 149.50 33.50 28.00 266.00 561.50 1171.00 1995.37 a 9228.16
2001 1629.57 a 1761.00 1330.50 692.00 254.50 89.50 19.50 33.67 b 231.50 685.00 766.50 1395.50 8888.74
2002 1563.50 1216.00 1469.50 783.00 519.50 54.00 9.50 40.50 204.00 884.00 1151.00 1431.00 9325.50
2003 1813.00 1694.50 1317.00 588.50 297.00 72.00 15.00 15.50 271.50 537.50 1266.00 1425.50 9313.00
2004 2016.00 1592.50 1183.50 655.00 446.50 156.50 71.00 158.00 188.50 617.00 980.50 1554.00 9619.00
2005 1995.00 1412.50 1257.50 0.00 z 400.00 22.00 39.00 50.50 165.00 537.00 995.50 1545.50 8419.50
2006 1340.50 1629.00 0.00 z 0.00 z 0.00 z 0.00 z 4.50 11.50 251.00 702.50 1038.00 1325.50 6302.50
2007 1645.00 1668.59 a 1084.50 728.50 242.50 39.00 11.00 52.00 226.50 523.00 1064.00 1766.47 b 9051.06
2008 1862.50 1752.00 1360.50 728.00 434.50 101.00 11.50 21.50 0.00 z 596.50 1029.00 1892.03 a 9789.03
2009 2043.00 1532.00 1354.50 738.00 412.30 a 136.50 47.00 66.00 78.00 773.00 812.00 1721.50 9713.80
2010 1783.00 0.00 z 955.00 438.50 291.50 68.50 2.50 0.00 z 307.50 478.50 1089.83 a 1715.50 7130.33
2011 1952.45 c 1523.00 1369.17 a 710.50 344.50 71.79 b 5.00 9.50 235.50 484.50 999.00 1322.00 9026.90
2012 1497.50 1331.50 774.00 554.50 233.00 35.50 0.00 25.00 250.00 705.50 1072.50 1580.00 8059.00
2013 1742.50 1516.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3258.50
Period of Record Statistics
MEAN 1825.91 1526.98 1242.64 672.50 309.67 85.89 19.20 42.81 241.34 610.24 1123.31 1626.87 9214.39
S.D. 218.64 203.49 192.57 125.89 105.79 49.26 17.71 31.94 75.23 126.15 161.76 199.26 695.27
SKEW 0.02 0.08 -0.05 0.18 0.41 0.69 1.29 1.09 0.29 0.72 0.31 0.09 0.11
MAX 2261.93 2244.00 1745.00 1085.69 621.00 247.50 76.00 158.00 463.50 992.00 1637.00 2079.87 11111.97
MIN 1340.50 1055.50 774.00 398.00 64.77 2.00 0.00 0.00 48.50 353.50 766.50 1219.16 7410.00
NO YRS 102 102 101 101 102 95 94 98 102 98 104 104 60